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<a href="text0.html">First page</a> <a href="text1.html">Back</a> <a href="text3.html">Continue</a> <a href="text7.html">Last page</a> <a href="metaclasses.html">Overview</a> <a href="img2.html">Graphics</a></center><br>
<h1>Por qu&ecirc; Metaclasses?</h1><p>
<ul><li><h2>Unifica&ccedil;&atilde;o de tipos e classes (PEP-252)</h2>
<li><h2>New-style classes</h2>
<li><h2>Classic classes</h2>
<li><h2>Possibilidade de usar um tipo “built-in” como subclasse (PEP-253)</h2>
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